<!DOCTYPE html>
<html class='reftest-wait'>
  <head>
    <script>
      function doTest() {
        document.getElementById('s').options[0].selected = false;
        document.getElementById('s').options[1].selected = false;
        document.getElementById('s').options[0].selected = true;
        document.getElementById('s').options[1].selected = true;
        document.documentElement.className='';
      }
      document.addEventListener("MozReftestInvalidate", doTest, false);
    </script>
  </head>
  <!-- Test: if select is required and has at least one option selected and the
             selection did changed, :-moz-ui-valid should not apply. -->
  <link rel='stylesheet' type='text/css' href='style.css'>
  <body>
    <select id='s' class='valid' required multiple>
      <option selected></option>
      <option selected>foo</option>
    </select>
  </body>
</html>
